Sheesh. Didn't even get a chance to try myself yet lol. This list can be pretty fast at times.
Thanks Vincent I'll play with it in a bit. On Mon, Mar 4, 2013 at 10:36 AM, Vincent Ullmann < [email protected]> wrote: > maybe this could help: > > a compound that creates a Grid of "Pixels" in front of your connected cam, > and orients them properly... > > now you just have to press "Strg+A" and "Strg+G" to create a Group of your > scene. > then: do a raycast from each point along its orientation (rotate vector + > particle ori). (do this on emit) > if you have all this on a simulated ice-tree it should add new particles > each frame... so you clould "paint" > > Am 04.03.2013 19:22, schrieb Gene Crucean: > > Well it's a little more complicated than that because I need to "paint" > with the fov :) > > So the accumulation of particles over time is required. > > > On Mon, Mar 4, 2013 at 9:08 AM, Alok Gandhi <[email protected]>wrote: > >> Hmmm, I think I have done it once for an effect. The workflow was really >> not that straight. I was emitting particles from a ground mesh. As a first >> pass, I was writing a weight map on the geo based on the camera move, >> setting value of 1.0 for all vertex in fov and 0 for non-visible. Then I >> froze the weight map. And in the sim, I was filtering the emission by this >> weight map. >> >> But there can be other simpler ways around it depending use case >> scenario. One way that I think of right off my head is to delete particles >> not in view. But this can be time consuming if you have high particle >> density and only a small part of it visible to fov. >> >> >> > > > -- > Gene Crucean - Emmy winning - Oscar nominated CG Supervisor / iOS-OSX > Developer / Filmmaker / Photographer > ** *Freelance for hire* ** > www.genecrucean.com > > ~~ Please use my website's contact form on www.genecrucean.com for any > personal emails. Thanks. I may not get them at this address. ~~ > > > -- Gene Crucean - Emmy winning - Oscar nominated CG Supervisor / iOS-OSX Developer / Filmmaker / Photographer ** *Freelance for hire* ** www.genecrucean.com ~~ Please use my website's contact form on www.genecrucean.com for any personal emails. Thanks. I may not get them at this address. ~~
